Error:
Data source registration failed. User does not have permission to perform this action. User or role '<userName>' does not exist in this database. Cannot alter the role '<userName>', because it does not exist or you do not have permission.
Details can be found in the article below:
KB2834769 - Registering the Operations Manager data source in Service Manager fails with "Data source registration failed" ( http://support.microsoft.com/kb/2834769 )
J.C. Hornbeck | Knowledge Engineer | Microsoft GBS Management and Security Division
Get the latest System Center news on Facebook and Twitter :
System Center All Up:
http://blogs.technet.com/b/systemcenter/
System Center – Configuration Manager Support Team blog:
http://blogs.technet.com/configurationmgr/
System Center – Data Protection Manager Team blog:
http://blogs.technet.com/dpm/
System Center – Orchestrator Support Team blog:
http://blogs.technet.com/b/orchestrator/
System Center – Operations Manager Team blog:
http://blogs.technet.com/momteam/
System Center – Service Manager Team blog:
http://blogs.technet.com/b/servicemanager
System Center – Virtual Machine Manager Team blog:
http://blogs.technet.com/scvmm
Windows Intune:
http://blogs.technet.com/b/windowsintune/
WSUS Support Team blog:
http://blogs.technet.com/sus/
The AD RMS blog:
http://blogs.technet.com/b/rmssupp/
App-V Team blog:
http://blogs.technet.com/appv/
MED-V Team blog:
http://blogs.technet.com/medv/
Server App-V Team blog:
http://blogs.technet.com/b/serverappv
The Forefront Endpoint Protection blog :
http://blogs.technet.com/b/clientsecurity/
The Forefront Identity Manager blog :
http://blogs.msdn.com/b/ms-identity-support/
The Forefront TMG blog:
http://blogs.technet.com/b/isablog/
The Forefront UAG blog:
http://blogs.technet.com/b/edgeaccessblog/